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September Weather in Gemmersdorf, Austria

Last updated: August 22, 2025

In September, the average temperature in Gemmersdorf, Austria hovers around 14°C (58°F), with minimums dipping to 1°C (34°F) and maximums reaching up to 28°C (83°F). Be prepared for a fair amount of rain, as precipitation totals 137 mm (5.4 in) over 14 days. With an average humidity of 74%, the atmosphere can feel quite muggy at times.

September Temperature in Gemmersdorf

In September in Gemmersdorf, the average temperature is 14°C (58°F). The maximum can reach 28°C (83°F), while the minimum can drop as low as 1°C (34°F). It's an ideal time to explore Gemmersdorf with a comfortable climate, but be prepared for varying temperatures throughout the day.

September Weather in Gemmersdorf: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Gemmersdorf, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gemmersdorf, September typically has an average temperature of 14°C (58°F), with highs reaching up to 28°C (83°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec283439485564666657494030
Data source: Temperature data for Gemmersdorf generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Gemmersdorf

In Gemmersdorf in September, the precipitation amount is 137 mm (5.4 in) spread over 14 days.

September Precipitation Trends in Gemmersdorf

The chart displays monthly precipitation patterns in Gemmersdorf, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Gemmersdorf, September typically receives around 137 mm (5.4 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec31555682162109138147137648770
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Gemmersdorf

In Gemmersdorf in September humidity is 74%. With an average temperature of 14°C (58°F), this humidity feels like a thick blanket wrapping around you, making outdoor activities slightly uncomfortable and prompting travelers to seek shade or indoor venues more often.

September Average Humidity in Gemmersdorf

This chart illustrates the average monthly humidity levels in Gemmersdorf, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Gemmersdorf is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%87%82%79%74%75%74%69%74%88%90%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Gemmersdorf

In Gemmersdorf in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Gemmersdorf.

Maximum UV Index Levels in Gemmersdorf for September

The chart shows the monthly maximum UV Index (UVI) for Gemmersdorf in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Gemmersdorf typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987532
Data source: Gemmersdorf September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Gemmersdorf Compares to Other Months

Weather in Gemmersdorf varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Gemmersdorf, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Gemmersdorf, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)31 mm (1.2 inches)91%low
February Weather1°C (34°F)55 mm (2.2 inches)87%moderate
March Weather4°C (40°F)56 mm (2.2 inches)82%moderate
April Weather9°C (48°F)82 mm (3.2 inches)79%high
May Weather13°C (55°F)161 mm (6.4 inches)74%very high
June Weather18°C (65°F)109 mm (4.3 inches)75%very high
July Weather19°C (66°F)138 mm (5.4 inches)74%very high
August Weather19°C (66°F)147 mm (5.8 inches)68%very high
September Weather14°C (58°F)137 mm (5.4 inches)74%high
October Weather9°C (49°F)64 mm (2.5 inches)88%moderate
November Weather4°C (40°F)87 mm (3.4 inches)90%moderate
December Weather-1°C (30°F)70 mm (2.8 inches)89%low

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